LLM cost optimization newsletters

NewsletterFIT tracks 3 newsletters that cover LLM cost optimization as a primary topic, all with posts in the last 90 days. By publicly shown subscriber count, the largest are Cyber Corsairs AI Productivity Newsletter (215K), AI with Aish (48K) and AI Realist (7K).

Updated Nov 1, 2026 · sorted by publicly shown subscribers · methodology

  1. 1
    Cyber Corsairs AI Productivity Newsletter215K subscribers

    beehiivWeekly · last post 19 days ago

    Likely audience: Product managers

  2. 2
    AI with Aish48K subscribers

    SubstackEvery two weeks · last post 18 days ago

    Likely audience: ML engineers

  3. 3
    AI Realist7K subscribers

    SubstackMonthly or less · last post 27 days ago

    Likely audience: AI developers and engineers

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